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  • Knowles ED (Custom) Balanced Armature Mid-High Tweeter
  • Sonion EST65DA01 Electrostatic Supertweeters
  • 13.5mm Dynamic Driver with Dual-Sided Beryllium Coating
  • Bias Voltage Transformer for EST drivers
  • 5-Axis CNC milled Aluminium Alloy Shell
  • Impedance system reinforcing sub-bass

Product Model

EST 112

Frequency Response

5 Hz - 40 kHz (HI-RES Certified)


10Ω at 1 kHz


110± 1 dB at 1 kHz

Total Harmonic Distortion < 0.3 % @ 1 kHz
Net Weight 15 g
Driver Module
Dynamic Driver 3rd Gen 13.5 mm Driver with Dual-Sided Beryllium Coating
Balanced Armature Driver Custom Knowles BA tweeter
Electret Electrostatic Drivers 2 x Sonion Dual EST supertweeter
Included Cable
Length 1.2 ± 0.1 m
Material 4-Core, High-Purity Monocrystalline Silver-Plated Cable (DUW-02S)
Cable Connector Patented Catch-Hold MMCX Connector
Plug Connector Patented DUNU Quick-Switch Modular Plug System
Included Plug Terminations 4.4 mm TRRRS Balanced
3.5 mm TRS Single-Ended
2.5 mm TRRS Balanced
  • EST112 Triple Hybrid Earphones
  • Plug terminations - 4.4mm TRRRS Balanced, 3.5mm TRS Single-Ended, 2.5mm TRRS Balanced
  • 4-Core Silver-Plated MMCX Cable
  • Silicone tips
  • Leather Case

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